It fails when executing generators

[xredo]

Steps to reproduce

Run the whole installation with default values.

Expected behavior

After creating the rails project, generators like rails generate devise:install should work.

Actual behavior

Generators launch this error:

config/environments/development.rb:59:in 'block in <top (required)>': uninitialized constant ActiveSupport::EventedFileUpdateChecker (NameError)

Maybe because something related to Rails 5: http://stackoverflow.com/questions/37978091/uninitialized-constant-activesupporteventedfileupdatechecker-in-env-config-fil

System configuration

Rails version: 5.0

Ruby version: 2.3.1